It is found that the damping properties of the work-spindle system are largely affected by the type of main bearing and the mounting method of the pulley.
实验的测试结果表明工件-主轴系统的阻尼特性很大程度上受轴承结构型式及带轮安装方式的影响。
2
The mill roller bearing adopted in rolling mill is four row tapered roller bearing with sealed rings. The mounting position and structure of the sealed rings are introduced.
轧钢机轧辊轴承采用带密封圈的四列圆锥滚子轴承，介绍密封圈的安装部位和结构形式。
3
The direct cause of this bearing 'failure was its improper assembly caused by improper maintenance procedure, and the root cause was too small internal radial clearance after mounting.